“echo sounder”的概念、定义、翻译、参考文献-科学参考

单词	echo sounder
释义	echo sounder Encyclopedia 工学回声测深仪释 echo sounder回声测深仪利用声波在水中传播时遇到不同介质界面产生反射的特性来测定水深的仪器。
随便看	plastic solar cell plastics pipe plastics processing plastics processing technology plastics product plastics profile plastics sheet plastics solidification plastic stone plastic telecommunication cable plastic viscosity plastic wave plastic working of metals plastic working of superalloy plastid plastigel plastimeter plastimetry plastique plastisol plastocyanin plastoelastic deformation plasto-elasticity plastogene plastomer

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